Systems and methods for filling material

Various embodiments of filling assemblies and methods are provided. The filling assembly can include a barrel and receiving block assembly configured to couple to a tube. The filling assembly can include a filling auger, wherein the filling auger is configured to rotate and translate to fill the tube with material. The method of filling a tube can include disposing flights of a filling auger within a barrel and receiving block assembly. The method can include coupling a tube to the barrel and receiving block assembly. The method can include rotating and translating flights of the filling auger within the barrel and receiving block assembly to fill the tube with material. The filling assemblies can be utilized for loading material into small diameter tubes, including small diameter tubes used for spinal fusion for delivering graft material, biologics, and/or other material to the disc space.